Clear this solution

Acorn
Acron
Action
Actor
Anti
Antic
Atonic
Cain
Cairn
Cairo
Cant
Canto
Cantor
Cart
Carton
Cation
Cato
Coat
Coati
Coif
Coin
Coir
Contra
Corn
Craft
Croft
Fact
Faction
Faint
Fair
Faro
Fiat
Foin
Font
Forint
Fort
Franc
Franco
Frantic
Front
Icon
Inca
Info
Infra
Infract
Into
Iota
Iran
Iron
Naif
Narc
Nato
Noria
Orca
Otic
Raft
Rain
Rani
Rant
Ratio
Ration
Riant
Rift
Riot
Roan
Rota
Tarn
Taro
Tonic
Torn
Train
Trio